/Engine/Source/Runtime/Engine/Classes/Components/InstancedStaticMeshComponent.h
The transform should be in the local space of the owner ISM component, unless bWorldSpace is set.
True if the transform was retrieved, false otherwise.
virtual bool GetSMInstanceTransform ( const [FSMInstanceId](API\Runtime\Engine\Elements\SMInstance\FSMInstanceId) & InstanceId, FTransform & OutInstanceTransform, bool bWorldSpace ) const